It is possible to find out using mathematical methods whether a given integer is a prime number or not.
No, 131 343 is not a prime number.
For example, 131 343 can be divided by 3: 131 343 / 3 = 43 781.
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For 131 343 to be a prime number, it would have been required that 131 343 has only two divisors, i.e., itself and 1.
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131 343 is an odd number, because it is not evenly divisible by 2.
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A number is a perfect square (or a square number) if its square root is an integer; that is to say, it is the product of an integer with itself. Here, the square root of 131 343 is about 362.413.
Thus, the square root of 131 343 is not an integer, and therefore 131 343 is not a square number.
The square of a number (here 131 343) is the result of the product of this number (131 343) by itself (i.e., 131 343 × 131 343); the square of 131 343 is sometimes called "raising 131 343 to the power 2", or "131 343 squared".
The square of 131 343 is 17 250 983 649 because 131 343 × 131 343 = 131 3432 = 17 250 983 649.
As a consequence, 131 343 is the square root of 17 250 983 649.
The multiples of 131 343 are all integers evenly divisible by 131 343, that is all numbers such that the remainder of the division by 131 343 is zero. There are infinitely many multiples of 131 343. The smallest multiples of 131 343 are: